TMS320C6454

Fixed-Point Digital Signal Processor

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SPRS311A –APRIL 2006 –REVISED DECEMBER 2006

7.7.3.5 PLL Controller Divider 5 Register

The PLL controller divider 5 register (PLLDIV5) is shown in Figure 7-15and described in Table 7-23.

31

 

 

 

16

 

 

Reserved

 

 

 

 

R-0

 

 

15

14

5

4

0

D5EN

Reserved

 

 

RATIO

R/W-1

R-0

 

 

R/W-3

LEGEND: R/W = Read/Write; R = Read only; -n= value after reset

Figure 7-15. PLL Controller Divider 5 Register (PLLDIV5) [Hex Address: 029A 0164]

Table 7-23. PLL Controller Divider 5 Register (PLLDIV5) Field Descriptions

Bit

Field

Value

Description

31:16

Reserved

0

Reserved. The reserved bit location is always read as 0. A value written to this field has no effect.

15

Dn4EN

 

Divider 4 enable bit.

 

 

0

Divider 4 is disabled. No clock output.

 

 

1

Divider 4 is enabled.

14:5

Reserved

0

Reserved. The reserved bit location is always read as 0. A value written to this field has no effect.

4:0

RATIO

0-1Fh

Divider ratio bits.

 

 

0

÷1. Divide frequency by 1.

 

 

1h

÷2. Divide frequency by 2.

 

 

2h

÷3. Divide frequency by 3.

 

 

3h

÷4. Divide frequency by 4.

 

 

4h-7h

÷5 to ÷8. Divide frequency by 5 to divide frequency by 8.

 

 

8h-1Fh

Reserved, do not use.

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Texas Instruments TMS320C6454 warranty PLL Controller Divider 5 Register, D5EN